JP2001143813A - Ic card connector - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an IC card connector that can hold a careless ejection of a card due to an outer force by orthogonalizing the operating direction to the card drawing direction. SOLUTION: An IC card connector comprises a connector body 31 having a card connecting terminal at inmost of a guide groove for guiding IC card, an ejection operating rod 32 advancing and retracting along the guide groove at guiding hole 31a formed outside of the guide recess of the connector body, an operating button end item 33 having an operating button at IC card inserting end and being mounted at end of the guide recess of the ejection operating rod, and IC card extracting means for drawing IC card in connection by advancing of the ejection operating rod, and further comprises ejection operating rod advancing means for advancing the ejection operating rod, as the operating button end item 33 is moved with pressure from a basic position of the operating button 311 toward the ejection operating rod.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a configuration of an IC card connector provided with an IC card pulling means, and more particularly, to an operation position of an eject operation rod for ejecting an IC card (hereinafter, simply referred to as a card). The present invention relates to an IC card connector in which an unexpected ejection of a card due to an unexpected external force or the like is suppressed by making the operation direction substantially perpendicular to the card pull-out direction regardless of the presence or absence of the card.

Cards used in the field of information technology include conventional memory cards, facsimile machines, modems, LAN (Lo
cal Area Network) and other communication IC cards.

On the other hand, in a conventional IC card connector provided with an IC card extracting means, not only does the operation position of an eject operation rod change between when the card is mounted and when the IC card is ejected, but also the operation direction is parallel to the card extraction direction. There are many cases.

Accordingly, as the use as an IC card connector expands as described above, an unspecified number of workers handle the card, and as a result, a situation in which the card in use is erroneously ejected may occur. Because there are many, the correspondence is strongly desired.

[0005]

2. Description of the Related Art FIG. 23 is a view for explaining a conventional IC card connector together with a card pulling-out means, and FIG. 24 is a view showing a state when a card is inserted / removed.

In FIG. 23, the card 1 in which a plurality of information input / output jack terminals 11 are arranged on the end face 1a in an arrangement based on, for example, a standard established by the Japan Electronic Industry Development Association (JEIDA), etc. A circuit board 12 connected to each of the terminals 11 is disposed inside with a plurality of electronic devices such as ICs mounted thereon, and both outer surfaces are covered with a metal plate 13 for shielding.

The two metal plates are short-circuited by a lead wire (not shown) or the like.

On the other hand, an IC for detachably mounting the card 1
The card connector 2 has plug contacts 211a at respective positions corresponding to the jack terminals of the card 1.
A connector body 21 having a substantially U-shape in plan view, comprising a terminal planting portion 21a in which the plug terminal 211 is planted so that the plug terminal 211 is located, and legs 21b extending in the plug contact projecting direction at both ends thereof. An eject plate 22 movably mounted in the longitudinal direction of the leg portion, and one side (upper surface in the figure) of the terminal planting portion of the connector main body 21 rotatably mounted on the terminal planting portion. It comprises an eject plate moving lever 23 and an eject operation rod 24 mounted near the outer surface of one of the legs of the connector body 21 and capable of moving in the longitudinal direction with respect to the legs.

In the connector main body 21, guide grooves 21c for guiding the card 1 on both sides in the width direction are formed inside each of the legs 21b facing each other.

The eject plate 22 is guided by fitting with a groove 21d formed along the longitudinal direction of the leg in a region of the outer surface of each leg substantially corresponding to the terminal implant portion 21a. It can move in the groove direction.

The eject plate 22 has a rear surface (see FIG. 4) at a position corresponding to the vicinity of both ends outside the jack terminal arrangement area on the end face 1a of the card 1 when the card 1 is inserted to a predetermined position. In the drawing, a cut-and-raised piece 22a protruding toward the lower surface) is formed.

Further, the eject plate moving lever 23 is
The connector main body 21 is configured to rotate with respect to the terminal planting portion 21a about a projection 21e provided at a predetermined position on one surface (the upper surface in the figure) of the terminal planting portion 21a.

The eject plate moving lever 23, one end of which is rotatably engaged with the end of the above-mentioned eject operation rod 24, is provided with a pin-shaped engagement provided at the other end. The portion 231 can be relatively rotated with respect to the eject plate 22 while being locked to the above-described eject plate 22.

Therefore, by rotating the eject plate moving lever 23 with respect to the terminal implanting portion around the protrusion 21e provided on the terminal implanting portion 21a, the engaging portion 23
The eject plate 22 engaged with the eject plate moving lever 23 can be reciprocated along the groove 21d in step 1.

On the other hand, the eject operation rod 24 can be moved along the leg by the guide hole 21f formed along the guide groove 21c outside the one leg of the connector body 21. It has become.

One end engaged with the above-mentioned eject plate moving lever 23 has a slit 24 which divides the thickness direction into two from the end face as shown in an enlarged circle (A) in a side view.
a is formed with a projection 24a 'for reducing the slit width in the opening, the width of the slit 24a is slightly larger than the thickness of the eject plate moving lever 23, and the gap between the projections 24a' is The gap is formed slightly smaller than the thickness of the eject plate moving lever 23.

Therefore, the eject operation rod 24 is inserted into the guide hole 21f of the connector main body 21 from the end on the side where the slit 24a is formed, and the vicinity of the end of the eject plate moving lever 23 is defined by the protrusion 24a. ′ So as to be inserted into the area of the slit 24a,
The eject operation rod 24 can be mounted on the connector main body 21 in a state where the eject plate moving lever 23 is rotatably engaged with the eject operation rod 24.

The IC card connector 2 is mounted on the circuit board 26 at the other end of the plug terminal 211 described above.

[0019] Therefore, the connector body 21 a card 1 described above the guide grooves 21f as shown by the arrow a ₁ as a guide
, The jack terminal 11 and the plug terminal 211 located correspondingly can be connected.
At the same time, the above-described end face 1a of the card 1 presses the cut-and-raised piece 22a of the eject plate 22.

In this case, the pressing of the cut and raised piece 22a is performed in the pressing direction of the eject plate itself, that is, the arrow a.
This means movement in _two directions.
induces rotation in the arrow a ₃ direction of the eject plate moves lever 23 to rotate about the e, the eject operation rod 2 further engagement at the end portion of the eject plate moves lever
4 and thus moved in the pressing direction opposite i.e. the arrow a ₄ direction.

FIG. 24 shows the state at the time of ejection when the IC card connector is viewed from above, and FIG.
Indicates the connected state, and (24-2) indicates the state at the time of ejection.

At (24-1) in the figure, the card 1 is mounted on the IC card connector 2. In this case, an end face 1a (not shown) of the card 1 passes through the cut-and-raised piece 22a of the eject plate 22. In this state, the jack terminal 11 and the plug terminal 211 are connected to face the terminal planting portion 21a.

[0023] Therefore the eject operation when the rod 24 is pressed in the arrow a ₄ 'direction, the eject operation rod the eject plate moves engaged by one end to the lever 23
Is rotated in the direction of arrow a ₃ ′, the eject plate 22 moves in the direction of arrow a ₂ ′, and the cut-and-raised piece 22 a of the eject operation rod connects the card 1 to the terminal 21.
Since it is extruded in the direction in which it is separated from a, that is, in the direction of arrow a ₁ ′, the state shown in (24-2) can be finally obtained.

In the state of (24-2), the card 1 is inserted into a ₁
Upon insertion direction, the eject plate 22 is moved in the arrow a ₂ direction, the eject plate moves lever 23 pushes the eject operation rod 24 is rotated in the arrow a ₃ direction of the arrow a ₄ 'direction illustrated in FIG. 23 As you did.

In such an IC card connector, the card connected to the IC card connector is ejected only by pressing the eject operation rod, and the eject operation rod which is in the pressed state only by inserting the card returns to the original position. There is a merit to be able to return.

[0026]

However, in the IC card connector having such a configuration, not only does the operation position of the eject operation rod change between when the card is mounted and when the card is ejected, but also the operation direction of the eject operation rod is the same as the card insertion / removal direction. As the use as a card expands, it may be handled by an unspecified number of workers in many cases.For example, an accidental ejection of a card in use by an unexpected external force may occur. There is a problem that it is easy to occur.

[0027]

SUMMARY OF THE INVENTION The object of the present invention is to provide a connector body in which a terminal for connecting an IC card is implanted in a deep portion of a guide groove for guiding an IC card, and a connector body provided outside the guide groove on one side of the connector body. An eject operation rod that moves forward and backward along the guide groove by guiding the guide hole, and an operation button completed body that has an operation button at an end on the IC card insertion side and is mounted in the guide groove tip region on the guide hole side. An IC card withdrawing means for withdrawing the IC card from the terminal by the forward movement of the eject operation rod, wherein the completed operation button is moved from a predetermined reference position of the operation button to the eject operation rod side. The problem is solved by an IC card connector provided with an eject operation rod advancing means for advancing the eject operation rod by pressing movement.

When the IC card connector is configured so that the direction in which the eject operation rod is operated is orthogonal to the card insertion / removal direction, unexpected unexpected ejection of the card due to unexpected external force can be suppressed.

Therefore, according to the present invention, an operation button which can reciprocate in a direction perpendicular to the card insertion / removal direction is provided at the end of one leg of the connector body, and the operation button and the push operation side end of the eject operation rod are provided. The IC card connector is constituted by locking the parts with a cam mechanism or a link mechanism.

This means that the eject operation rod can be pressed only by operating the operation button in one direction orthogonal to the card insertion / removal direction, and the position of the operation button is constant regardless of whether the card is mounted or not. Is shown.

Therefore, it is possible to realize an IC card connector that can suppress unexpected ejection of the card due to unexpected external force or the like and can respond to customer requests.

[0032]

FIG. 1 is a view for explaining an IC card connector according to the present invention. FIG. 2 is a view for explaining a main part of a leg of a connector body in FIG. 1, and FIG. 3 is an operation button in FIG. 4 is a diagram illustrating an eject operation rod of the connector of FIG. 1, FIG. 5 is a diagram illustrating an operation button of FIG. 1, and FIG. 6 is a diagram illustrating a leaf spring mounted on the operation button of FIG. 7, FIG. 7 is a diagram for explaining the assembling means for assembling the complete operation button of FIG. 1, FIG. 8 is a diagram for explaining the operation as the complete operation button of FIG. 1, and FIG. 9 is an assembling means as the IC card connector FIG. 10 is a diagram for explaining a card insertion state in a time-series manner,
FIG. 11 is a diagram for explaining the card removal state in time series.

FIG. 12 is a view for explaining another IC card connector according to the present invention. FIG. 13 is a view for explaining a main part of a leg of the connector body of FIG. 12, and FIG. 14 is an operation button of FIG. FIG. 15 illustrates a housing, FIG. 15 illustrates an eject operation rod of the connector of FIG. 12, FIG. 16 illustrates an operation button of FIG. 12, and FIG. 17 illustrates a link member attached to the operation button of FIG. FIG. 18 is a view for explaining the assembling means of the completed operation button body of FIG. 12, FIG. 19 is a view for explaining an assembling process into the connector body of FIG. 12 (part 1), and FIG. FIG. 21 is a view for explaining an assembling process of the connector body, FIG. 21 is a view for explaining a step of removing a card from the connector main body of FIG. 12, and FIG. FIG.

It should be noted that the ICs shown in FIG.
Since the case where the present invention is applied to the card connector 2 is taken as an example, the same reference numerals and symbols are given to the same target members and parts as in FIG. 23, and redundant description is omitted.

FIG. 1 shows an IC card connector 3 according to the present invention.
23 shows a connector main body 31 corresponding to the connector main body 21 in the IC card connector 2 described in FIG.
The eject operation rod 32 according to the present invention, which replaces the eject operation rod 24 described in 1., and the operation button completed body 3 slidably mounted on the tip of the leg of the connector body 31.
3).

In the connector body 31, the guide hole 21f in the connector body 21 of FIG. 23 is changed to the guide hole 31a according to the present invention, and the operation side end face 31b of the guide hole forming side leg is operated according to the present invention. The button housing 311 is fixed.

The operation button completed body 33 includes an operation button 331 according to the present invention and a leaf spring 332 (not shown) fixed to the operation button 331.

FIG. 2 in which the vicinity of the end face 31b of the guide hole 31a in the connector main body 31 is extracted as a main part of the leg, FIG. 2 (a) is a perspective view near the end face,
(B) is a cross-sectional view taken along arrows a ₁ ~a ₁ 'of (a), (c)
Is a front view of the end face 31b of the arrow a ₂ direction.

As shown in the drawing, the connector main body 31 in this case is different from the connector main body 21 in that only the guide hole 21f is changed to the guide hole 31a according to the present invention, and the operation side of the leg in which the guide hole 31a is formed. A fixing hole 31c for positioning the operation button housing 311 is added near four corners of the end face 31b.

The guide hole 31a further includes a recess 31d formed by extending the guide hole 21f in the direction of the guide groove 21c in the vicinity of the opening on the end face side of the guide hole 21f. The bottom surface 3 of the recess 31d
A concave hole 31e for holding one end of the leaf spring 332 is formed at a predetermined position 1d ', for example, near the side wall surface 31d "on the guide groove side forming the concave portion 31d.

FIG. 3 for explaining the operation button housing,
(A) is an overall perspective view, (b) is a side sectional view, and (c).
Is a bottom view, and (d) is a front view as seen from the direction of arrow b.

In the drawing, the operation button housing 311 has a three-dimensional wall formed on the three sides of the connector body 31 except for the guide groove forming side of the bottom plate 311a, which is substantially similar to the end surface 31b of the connector body 31 described with reference to FIG. 311b (31 in the figure)
1b ₁ , 311b ₂ , 311b ₃ ).

The facing wall 311b (311b in the figure)
b ₁ and 311b ₃ ) are formed at corresponding positions on the inner surface from the opening side to the vicinity of a wall 311b (311b _{2 in the} figure) which has a predetermined depth and a groove 311c located at the back.

The bottom plate 311a has the end face 3
A guide hole 311d having the same size as the guide hole 21f is formed at a position corresponding to the guide hole 21f in 1b, and a region corresponding to the recess 31d on the end face 31b corresponds to the bottom position of the guide groove 21c. A recess 311e formed by cutting from the position is formed up to the vicinity of the guide hole 311d.

Further, on the outer surface 311a 'of the bottom plate 311a, projections 311f of a size to be fitted with the fixing holes 31c are formed at respective positions corresponding to the fixing holes 31c on the end surface 31b.

The outer surface 311a 'of the wall 311b
The height “c ₁ ” from the height substantially corresponds to the distance “c ₂ ” between the distal end surface of each leg in the connector body 21 and the opening surface on the leg distal end side of the guide hole 21f described with reference to FIG. It has become.

Therefore, the protrusion 311f is connected to the end face 31.
b, the end surface 31b and the outer surface 311a 'are brought into close contact with each other, whereby the wall 311
The upper surface 311b 'of b can be substantially matched with the tip end surface of each leg.

Referring to FIG. 4 for explaining the ejecting operation rod, the ejecting operation rod 32 made of the same resin molding material as the ejecting operation rod 24 is provided.
Only the other end of the eject operation rod 24 whose one end is the slit 24a is formed on the cam 32a cut so as to be oblique in the width direction.

The distance “b ₁ ” from the end of the slit 24 a to the start point p of the cam 32 a is determined by inserting the eject operation rod 32 when the card is inserted as shown in FIG. 24 (24-1). The point p is set so as to substantially coincide with the end face 31b of the leg in a state where it is positioned so as to correspond to the eject plate moving lever 23.
As for the inclination angle “α ₁ ” of “a”, at least the amount of movement as the ejecting operation rod due to the pressing of the surface of the cam 32 a due to the sliding as the operation button completed body 33 is realized withdrawing the card 1 from the connector main body 31. It is set to be able to.

On the other hand, FIGS. 5A and 5B for explaining operation buttons in the operation button completed body 33, FIG. 5A is an overall perspective view, and FIG.
Is a side view in partial cross section, (c) is a bottom view, and (d) is a front view as seen from the direction of arrow c.

In the figure, the operation button 331 is provided with a dovetail 331a corresponding to the dovetail groove 311c formed on the inner surface of each of the opposing walls 311b of the operation button housing 311 and a sliding portion 331b that can be inserted between the walls. And the operation head portion 331c having at least the size in a plan view and larger than the sliding portion 331b in the forming direction and having a flat area protruding from the sliding portion 331b.
1b is integrally formed on the upper surface.

The sliding portion 331b is provided with a slit hole 331d for fixing a leaf spring, which will be described later, at a predetermined position substantially on the center line of the lower surface 331b '.

The operation head section 331c has a slope 331e having a gradually thicker end (right end in the figure) at the other end after passing through a flat portion 331f following the slope, as shown in FIG. The pillow-shaped protrusion 331g is formed.

The above-mentioned dovetail 3 is inserted into the dovetail groove 311c.
By fitting 31a, the operation button 331 can be mounted on the operation button housing 311 so as to be slidable in one direction.

An edge of the lower surface 331b 'of the operation button 331, which slides on the cam surface of the eject operation rod 32, on the side of the pillow-shaped projection, is arc-shaped chamfered to ensure smooth sliding. 331h is given.

In FIG. 6, the leaf spring 332 has a strip shape and is formed at one end thereof in a bulge 332a slightly projecting to both sides in the width direction.

The thickness and width of the leaf spring 332 substantially correspond to the slit holes 331d provided in the operation button 331, and the length excluding the formation area of the bulge 332 'is shown in FIG.
This substantially corresponds to the distance from the end face 31b to the bottom of the concave hole 31e in the connector body 31 described in the above.

Then, as shown in FIG. 7 (7-1), the leaf spring 332 is pressed into the slit 331d of the operation button 331 from the side where the bulge 332a is formed, and
The operation button completed body 33 is fixed to the (7-
It can be configured as shown in 2).

In the operation button completed body 33, the leaf spring 33
When no external force is applied to the plate 2, the leaf spring has a straight shape. However, when an external force is applied, the plate spring returns to an initial straight shape by eliminating the external force bent as shown by the arrow in the figure.

FIG. 8 for explaining the operation as a complete operation button
(8-1) shows a state when no external force is applied to the operation button, and (8-2) shows a state when an external force is applied to the operation button.

That is, in (8-1) of FIG.
When no external force is applied to the operation button housing 3 while the leaf spring 332 maintains the straight state as described above.
11, the leaf spring 332 at this time has its free end inserted into the concave hole 31 e of the connector main body 31.

In this state, the slope 331e of the operation button 331 is aligned with the guide groove 21 of the operation button side leg.
c (hereinafter referred to as a reference position).

[0063] Therefore when applying an external force of an arrow d ₁ direction to the operation button 331, operation button 331 is described above groove 311c
Since it moves in the arrow d ₂ direction, this time the plate spring 332 which is deformed to its free single in deflection in the region of the above-mentioned recess 31d while remaining above hollows 31e along, (8- The state shown in 2) is obtained.

The external force in this case can be easily dealt with by the operation button 331 being hooked on the pillow-shaped projection 331g at the time of manual operation.

On the other hand, when the external force is released in the state (8-2), the operation button 33 is reset by the restoring force of the spring plate 332.
Only 1 automatically returns to the initial state or reference position indicated by the return to the reverse direction (8-1) as indicated by an arrow d _3.

[0066] Therefore, it has operation button is moved while manually operating the operation button 331 in the arrow d ₁ direction.

FIG. 9 is a diagram for explaining the assembling means when the completed operation button of FIG. 7 is mounted on the tip of the leg of the connector body to form an IC card connector.
Only the leg side including the eject operation rod in the card connector 3 is enlarged and extracted.

In the drawing, (9-1) shows the state before the completed operation button is mounted on the operation button housing, (9-2) shows the state after the completed operation button is mounted on the housing, and (9-2) -3) shows the state of the completed connector on which the eject operation rod is mounted, and (9-4) shows the state when the operation button housing of (9-2) is mounted.

That is, first, in FIG. 9A, the facing wall 311b of the operation button housing 311 (specifically,
11b ₁ and 311b ₃ ), the operation button completed body 33 is inserted as shown by an arrow e ₁ by fitting the dovetail groove 311c and the dovetail 331a. At this time, the leaf spring 332 of the operation button completed body 33 is The depression 311 of the operation button housing 311
e, the state shown in (9-2) can be obtained.

On the other hand, as shown in (9-3), the eject operation rod 32 described in FIG. 4 is mounted on the connector main body 31 in advance as described in FIG.

Therefore, the operation button housing 311 in a state where the operation button completed body 33 is assembled is (9-3)
State mounted as the leg tip of the arrow e ₂ of the connector body 31 in but legs while keeping the straight condition of the tip of the leaf spring 332 of the operation button finished body 33 at this time as a leaf spring The concave hole 31e provided in the concave portion 31d on the end face 31b side.
(9-4), and eventually the state shown in FIG. 8 is reached, and the connector body 31 and the eject operation rod 3
The required IC card connector 3 composed of 2 and the operation button completed body 33 can be configured as shown in FIG.

In this case, the positioning of the operation button housing 311 with respect to the tip of the leg can be realized by fitting the projection 311f on the housing side with the fixing hole 31c provided at the tip of the leg. Housing 311
Can be easily realized by press-fitting the projection 311f into the fixing hole 31c, bonding after fitting, or the like.

FIG. 10, which illustrates the state of insertion of the card in chronological order, shows the leg side including the eject operation rod according to the present invention, similarly to FIG.

In the figure, (10-1) shows the state before insertion,
(10-2) shows the state during card insertion, and (10-3) shows the state after card insertion.

At (10-1) in FIG.
Eject plate for the cut-and-raised piece is not in contact with the card, the eject plate moves lever 23 which is pivotally engaged to said eject plate is movable in the card insertion direction arrow f ₁ direction in time shown in the is freely moving, ejecting operating rod 32 which engages pivotably on the eject plate moves lever further at one end can also be moved in the direction of arrow f _2.

At this time, the area of the inclined surface 331e of the operation button is located at the reference position on the guide groove 21c of the leg, and at the same time, the leaf spring 332 is kept in a straight state. The tip is located in the concave hole 31e.

[0077] Therefore when inserting the card 1 into the guide groove 21c as shown by arrow f _3, the edge of the end face of the card 1 is an operation button 331 by pressing the inclined surface 331e arrow f
Since it is moved in the direction of _4, the card 1 can be inserted into the guide groove. However, at this point, the leaf spring 332 is bent as described with reference to FIG. Become.

[0078] Then Then Continued insertion of the card 1 is followed, since the end surface 1a of the card 1 presses the bent portions of the eject plate as described in FIG. 24, f ₁ of the eject plate moves lever 23 ' The eject operation rod 32 is moved in the direction of the arrow f ₂ ′ along with the rotation in the direction. When the insertion of the card 1 is completed, the eject operation rod 32 is located at a predetermined position, and the operation button 331 is connected to the leaf spring. The return to the reference position by the restoring force of 332 results in the state shown by (10-3), and the effect of suppressing the card 1 from being pulled out by an unexpected external force can also be realized.

On the other hand, in FIG. 11, which shows the card removal state in the same manner as in FIG. 10, (11-1) shows the state before removal.
(-2) shows the state during removal of the card, and (11-3) shows the state after removal of the card.

In (11-1) of the figure in the same state as the above (10-3), the operation button 331 is manually operated by the arrow f _4.
When the operation button 331 is moved by pressing in the direction, the arc-shaped chamfer 331h of the operation button 331 is moved to the eject operation rod 32.
, The eject operation rod 32 is guided in the guide hole 31a of the connector body 31, that is, 21f, so that the eject operation rod 32 moves in the f ₂ ′ direction (downward in the drawing) and ejects. By rotating the plate moving lever 23 in the f ₁ ″ direction,
The eject plate cut-and-raised piece that is described in Figure 24 pushes the arrow f ₅ direction removed the card 1 (1
The state shown in 1-2) is obtained.

When the pressing operation on the operation button 331 is released when the connection between the jack terminal (not shown) of the card 1 and the plug terminal (not shown) of the connector main body 31 is released, the operation button 331 is released as described above. Leaf spring 3
Since it returns to the reference position with the restoring force of 32 (11-
As a result, the state shown in 3) is obtained, so that the subsequent removal of the card 1 from the IC card connector 3 can be facilitated.

As described above, when the card 1 is removed, the operation button 331 returns to the reference position as shown by (10-1) in FIG.

In the IC card connector 3 having such a configuration, the card can be easily inserted without requiring any special technique, and the inserted card is covered with the operation buttons on the edge on the removal side. The operation direction of the operation button when removing the inserted card is orthogonal to the card removal direction, so the removal of the card can be suppressed unless the operation button is operated consciously. Since it cannot be realized, there is a merit that both simplification and reliability of the insertion / removal operation as a card can be realized.

The other IC card connector 4 according to the present invention in FIG. 12 replaces the connector main body 41 corresponding to the connector main body 31 in the IC card connector 3 described in FIG. 1 and the eject operation rod 32 in FIG. And an operation button completed body 43 slidably mounted on the distal end of the leg of the connector body 41.

In the connector body 41, the guide hole 31a in the connector body 31 of FIG. 1 is changed to the guide hole 41a according to the present invention, and the operation side end face 41b of the guide hole forming side leg is operated according to the present invention. The button housing 411 is fixed.

The operation button completed body 43 includes an operation button 431 according to the present invention and a link member 432 (not shown) fixed to the operation button 431.

FIG. 13 in which the vicinity of the end face 41b of the guide hole 41a in the connector body 41 is extracted as a main part of the leg, FIG. 13A is a perspective view of the vicinity of the end face.
(B) is a cross-sectional view taken along arrows a ₁ ~a ₁ 'of (a), (c)
Is a front view of the end face 31b of the arrow a ₂ direction.

In the figure, the connector main body 41 in this case is such that the guide hole 31a in the connector main body 31 is changed to a guide hole 41a according to the present invention, and the end face 4 on the operation side is changed.
A fixing hole 41c for positioning the operation button housing 411 is formed in the vicinity of the four corners of 1b, and the leg thickness at a predetermined position on the end face 41b side in the guide hole 21f region of the guide hole 41a described with reference to FIG. A through hole 41d is formed in the vertical direction.

The guide hole 41a is provided with a triangular recess 41e formed obliquely extending from the guide hole 21f in the direction of the guide groove 21c near the opening on the end face side of the guide hole 21f. It has been formed.

14 (a) is an overall perspective view, FIG. 14 (b) is a side sectional view, FIG. 14 (c) is a bottom view, and FIG. 14 (d) is an arrow b direction. It is the front view seen.

In the figure, the operation button housing 411 has a shape in plan view of the operation button housing 3 in the connector main body 31.
Three sides except the guide groove formation side 11 equal bottom plate 411a is the ones in該操Sakubotan housing 311 equal wall _{311b (311b 1, 311b 2,} 311b 3 in the figure).

Therefore, the facing wall 311b (31 in the figure)
1b ₁ and 311b ₃₎ a position corresponding to have the opening side of the predetermined depth grooves 311c of each inner surface is formed to 311b ₂₎ near the wall 311b (FIG.

A cut 411b is formed in the bottom plate 411a from the position corresponding to the bottom position of the guide groove 21c to the vicinity of the back wall 311b (311b _{2 in the} figure) with a predetermined width “d ₁ ”. I have.

The outer surface 411a 'of the bottom plate 411a is provided.
A projection 311f having a size corresponding to the fixing hole 31c.
Are formed in the same manner as the operation button housing 311.

Therefore, the protrusion 311f of the operation button housing 411 is fitted into the fixing hole 31c of the end surface 41b, and the end surface 41b and the outer surface 411a 'are brought into close contact with each other, so that the upper surface 311b' of the wall 311b and each leg are formed. It is the same as the case of the operation button housing 311 that the front end face is substantially matched.

Referring to FIG. 15 for explaining the eject operation rod, the eject operation rod 42 in this case made of the same resin molding material as the eject operation rod 32 will be described.
Is a cam 32a of the eject operation rod 32.
Only the shaft 42a according to the present invention is changed.

In this case, the support shaft 42a has a slot 42b cut from the free end side in the center area in the thickness direction.
And a shaft hole 42 provided in the groove forming area and penetrating in the thickness direction.
c, the width of the slot 42b corresponds to the thickness “d ₂ ” of the link member 432 described later, and the diameter of the shaft hole 42c is the diameter of the through hole 41d in the connector body 41. It is set smaller than.

The slit 24a of the shaft hole 42c
The distance “e ₁ ” from the side edge is that the eject operation rod 42 is positioned so as to correspond to the eject plate moving lever 23 at the time of card insertion shown in (24-1) of FIG. The center of the shaft hole 42c is set to substantially coincide with the center of the through hole 41d in the connector main body 41.

On the other hand, FIG. 16 for explaining the operation buttons in the operation button completed body 43, FIG.
(B) is a side view, and (c) is a front view of (b) viewed from the direction of arrow c.

In the figure, the operation button 431 is obtained by replacing only the sliding portion 331b of the operation button 331 with a sliding portion 431a according to the present invention having the same outer size as the sliding portion 331b.

Therefore, the operation button 431 is
1a and the operation head portion 331c formed integrally with the sliding portion on the upper surface thereof.

In this case, the sliding portion 431a is formed by removing the slit hole 331d in the sliding portion 331b, and dividing the respective slits 331b on the center line between the dorsal 331a. which was provided so as to form at "d _1" of the same width as 411b cut in the operation button housing 411, the direction of the shaft hole 431c penetrating the sliding portion 431a at a predetermined position of each of there 331a forming region It is.

Therefore, by fitting the dovetail 331a of the operation button 431 into the dovetail groove 311c of the operation button housing 411, the operation button 431 can be mounted on the operation button housing 411 slidably in one direction. Same as the connector body 31.

In FIG. 17 illustrating the link member,
(A) is a front view, (b) is a side view.

In the figure, the link member 432 according to the present invention has a shaft hole 432a having substantially the same diameter at both ends, and the thickness "d ₂ " is the width "d" of the cut 411b in the operation button housing 411. ₁ "is set slightly smaller than the width" d ₁ "of the slit 431b of the operation button 431, and the diameter of each shaft hole 432a is set to
1 is set slightly larger than the diameter of the shaft hole 431c and smaller than the diameter of the shaft hole 42c of the eject operation rod 42.

Further, the distance “e ₂ ” between the shaft holes 432 a is set so that one of the shaft holes 432 a is connected to the connector body 4.
The other shaft hole 432 is aligned with one through hole 41d.
a is set so as to be located at a predetermined position, which will be described later, in the vicinity of the guide groove 21c in the connector main body 41.

Therefore, as shown in FIG. 18 (18-1),
It said link end arrows g ₁ of as operation buttons 4 members 432
31 is inserted into the slit 431a, and the operation button 431
The pin 433 length of between shaft hole can be connected of the operation buttons in diameter that can be pressed into the shaft hole 431c by press-fitting the shaft hole 431c as indicated by an arrow g _2, to the operation button at one end (18-2) and (18-2) when the operation button completed body 43 on which the link member 432 is mounted so as to be rotatable is viewed from the side and front.
It can be configured as shown in -3).

[0108] Such the operation button finished body 43 can be rotatable as shown by the arrow g ₃ about said pin 433 with respect to the operation button 431 to the link member 432.

FIG. 1 for explaining an assembling process to a connector main body.
9 and FIG. 20, (19-1) shows the state of insertion of the completed operation button into the operation button housing, (19-2) shows the locking means between the link member and the eject operation rod, (19-
3) shows the locked state between the link member and the eject operation rod, (20-1) shows the means for inserting the eject operation rod into the connector body, and (20-2) shows how the operation button housing is attached to the connector body. Means, (20-3) IC
The completed state as the card connector is shown by enlarging and extracting only the leg side including the eject operation rod.

That is, in (19-1) of the drawing, between the facing wall 311b of the operation button housing 411, the dovetail groove 311c and the dovetail 331a are fitted to fit the above-mentioned control button completed body 4
3 is inserted as indicated by an arrow h _1. At this time, the link member 432 of the operation button completed body 43 is connected to the operation button housing 41.
1 through the notch 411b, (19-
The state shown in 2) can be obtained.

Therefore, the other end of the link member 432 is inserted between the slits 42b of the eject operation rod 42 described in FIG. 15, and the eject operation is performed with a diameter which can be pressed into the shaft hole 432a of the link member 432. Rod 42
(19-3) by press-fitting a pin 434 having a length not exceeding the thickness of the eject operation rod 42 from the outside of the eject operation rod 42.
The state shown in FIG.

It is apparent that there is no problem even if the ejection operation rod 42 is locked to the link member 432 before the operation button 431 is inserted into the operation button housing 411.

In this state, the link member 432 is
31 with respect to a rotatable as shown by the arrow g ₃ about said pin 433 as described above is also eject operating rod 42 is link member 4 about the pin 434
32 to the eject operation rod itself the link member by the difference該径for the diameter of the pin 434 is smaller than the diameter of the shaft hole 42c of the eject operating rod 42 not only can rotate as indicated by arrow g ₄ against On the other hand, it is possible to swing up, down, left and right.

Therefore, the eject operation rod 42 is moved from the side of the slit 24a to the guide hole 41a of the connector body 41.
To the state shown in (20-1), and by locking the end of the eject plate moving lever 23 when the card is attached to the slit 24a of the eject operation rod 42, (20-2) State.

At this time, the operation button housing 4
11 is mounted as shown by arrow g ₅ to leg tip of the connector body 41 as described in FIG. 9, but the motion of the eject operating rod 42 for the connector body 41 card is attached at this time is restricted Therefore, the link member 432 must be inclined with respect to the eject operation rod, and as a result, the required IC card connector 4 shown in FIG. 12 is configured in the state shown by (20-3). At this point, the operation button 431 is at the reference position described with reference to FIG.
Is the same as

FIG. 21, which illustrates the removal state of the card in chronological order, shows the leg side including the eject operation rod according to the present invention, similarly to FIG.

In the figure, (21-1) shows the state before removal.
(21-2) shows the state during removal of the card, and (21-3) shows the state after removal of the card.

In (21-1) of the figure showing the same state as (20-3) in FIG. 20, the operation button 431 is manually moved by the arrow h.
When the eject button 42 is moved in _one direction, the link member 432, which is rotatably locked at one end to the operation button 431, is rotatably locked at the other end. The guide hole 2 connected to the hole 41a
Although the guide is moved as shown by an arrow h ₂ in the drawings under side in 1f, the eject plate moves lever 2 as this movement described above
3 by rotating the arrow h ₃ direction, the jack terminal and the connector main body 41 (not shown) of the card 1 by pushing up the card 1 in the arrow h ₄ directions as described in FIG. 24
The connection between the plug terminals is released and the state shown in (21-2) is obtained.

[0119] Therefore thereafter can be pulled out the card 1 became a free state easily in the arrow h ₅ direction manually, the operation since the eject plate moves the lever 23 in the withdrawal of the card 1 does not rotate Button 43
1 maintains the state of (21-2) that has been manually moved, resulting in the state shown by (21-3).

At this point, the eject plate moving lever 23, the eject operation rod 42 connected thereto and the operation button 431 are in a free state.
It can move freely between the states shown in (1-1) and (21-2).

In FIG. 22, which describes the state of insertion of the card in a time-series manner, (22-1) shows the state before insertion, and (22-1)
2) shows a state during card insertion, and (22-3) shows a state after card insertion.

[0122] Incidentally, in FIG. _{(A 1), (a 2} ) may also the insertion state from the state of the _{(21-1), (b 1)} ,
(B ₂ ) shows the insertion state from the state of (21-2),
Each is represented.

At (a ₁ ) of (22-1) in the figure, at this point, the area of the slope 331e of the operation button 431 is located at the reference position on the guide groove 21c. The operation button 431 is provided with the link member 432.
Means that the eject plate moving lever 23 connected via the eject operation rod 42 and the eject operation rod 42 is at a position when the card 1 is inserted.

[0124] Therefore when inserting the card 1 into the as the guide groove 21c arrows j _1, as a card 1 because the edge of the end face 1a of the card 1 to move the operation button 331 by pressing the inclined surface in the direction of arrow j ₂ Can be inserted into the guide groove, but at the same time, the eject plate moving lever 23 rotates as shown in (21-2) of FIG. 21 (22-2).
(A ₂ ).

On the other hand, at (b ₁ ) of (22-1) in the figure, at this time, the slope 331e of the operation button 431 is out of the area of the guide groove 21c, but this is connected to the operation button 431. This means that the eject plate moving lever 23 is in a state of rotating toward the card insertion side.

Therefore, the card 1 is inserted into the guide groove 21 in the same manner as described above.
c, the card 1 is inserted without touching the inclined surface 331e, so that the operation button 431 does not move, and as a result, the eject plate moving lever 23 also keeps the state rotated to the card insertion side. (22)
The state shown in -2) of (a ₂₎ and the same (22-2) (b _2).

[0127] Then Continued insertion of the card 1 is followed, since the end surface 1a of the card 1 presses the cut-and-raised pieces 22a of the eject plate as described in FIG. 24, arrow j ₂ of the eject plate moves lever 23 since moving the eject operation rod 42 with the rotation in the direction of the arrow J ₃ direction, the moving the operation button 431 through the link member 432 in the arrow j ₄ directions (21-1) and the same (22 3).

In the IC card connector 4 having such a configuration, similarly to the case of the IC card connector 3 described with reference to FIG. 1, the card can be easily inserted without requiring any special technique, and the inserted card can be easily inserted. Indicates that the removal side is covered with the operation button, and that the operation direction of the operation button when removing the inserted card is orthogonal to the card removal direction. There is an advantage that simplification of the operation can be realized and unexpected removal of the inserted card due to an unexpected external force can be surely suppressed.

[0129]

As described above, according to the present invention, the operation position of the eject operation rod when ejecting an IC card is made substantially constant regardless of the presence or absence of the card, and the operation direction is made orthogonal to the card pull-out direction. Thus, it is possible to provide an IC card connector in which unexpected ejection of the card due to unexpected external force or the like is suppressed.

[Brief description of the drawings]

FIG. 1 is a diagram illustrating an IC card connector according to the present invention.

FIG. 2 is a view for explaining a main part of a leg of the connector main body of FIG. 1;

FIG. 3 is a diagram illustrating the operation button housing of FIG. 1;

FIG. 4 is a view for explaining an eject operation rod of the connector of FIG. 1;

FIG. 5 is a view for explaining the operation buttons of FIG. 1;

FIG. 6 is a view for explaining a leaf spring mounted on the operation button of FIG. 5;

FIG. 7 is a view for explaining means for assembling the operation button completed body of FIG. 1;

FIG. 8 is a view for explaining the operation as a completed operation button of FIG. 1;

FIG. 9 is a view showing assembling means as an IC card connector.

FIG. 10 is a diagram for explaining a card insertion state in a time series.

FIG. 11 is a diagram for explaining a card removal state in a time-series manner.

FIG. 12 is a diagram illustrating another IC card connector according to the present invention.

FIG. 13 is a view for explaining a main part of a leg of the connector main body of FIG. 12;

FIG. 14 is a diagram illustrating the operation button housing of FIG.

FIG. 15 is a view for explaining an eject operation rod of the connector of FIG. 12;

FIG. 16 is a view for explaining the operation buttons of FIG. 12;

FIG. 17 is a view for explaining a link member attached to the operation button in FIG. 16;

FIG. 18 is a diagram illustrating assembling means of the completed operation button body of FIG.

FIG. 19 is a view (part 1) for explaining the process of assembling the connector body of FIG. 12;

FIG. 20 is a diagram (part 2) for explaining the process of assembling the connector body of FIG. 12;

FIG. 21 is a view for explaining step by step a card removal state in the connector main body of FIG. 12;

FIG. 22 is a diagram for explaining a card insertion state in the connector main body of FIG. 12 step by step;

FIG. 23 is a view for explaining a conventional IC card connector together with a card extracting means.

FIG. 24 is a diagram showing a state when a card is inserted and removed.
It is.

[Explanation of symbols]

3, 4 IC card connector 21b Leg 21c Guide groove 21f Guide hole 23 Eject plate moving lever 24a Slit 31 Connector body 31a Guide hole 31b End face 31c Fixing hole 31d Recess 31d 'Bottom 31d "Side wall 31e Concave hole 32, 42 Eject operation Rod 32a Cam 33, 43 Completed operation button 41 Connector body 41a Guide hole 41b End face 41c Fixing hole 41d Through hole 41e Triangular recess 42 Eject operation rod 42a Support shaft 42b Slot 42c Shaft hole 311 Operation button housing 311a Bottom plate 311a ' the outer surface 311b, 311b _-1 ~311b _-3 sidewall 311c dovetail groove 311d guide hole 311e recess 311f projections 331 operation button 331a has 331b sliding portion 331b 'lower surface 331c operating head portion 31c 'Lower surface 331d Slit hole 331e Slope 331f Flat portion 331g Pillow-shaped protrusion 331h Chamfer 332 Plate spring 332a Bulge 411 Operation button housing 411a Bottom plate 411a' Outer surface 411b Cutout 431 Operation button 431a Sliding hole 431b Sliding shaft 431b Sliding shaft 431b Sliding shaft 431b Sliding shaft 431b Sliding shaft Hole 433,434 pin

Claims (5)

[Claims] A connector body having an IC card connection terminal implanted in a deep portion of a guide groove for guiding an IC card;
An eject operation rod that moves forward and backward along the guide groove by guiding a guide hole provided outside the guide groove on one side of the connector body; A complete operation button attached to the distal end region, and IC card pulling means for pulling out an IC card from the terminal by advancing operation of the eject operation rod, wherein the complete operation button is a predetermined operation button. An eject operation rod advancing means for advancing the eject operation rod by a pressing movement from the reference position to the eject operation rod side. 2. The IC card connector according to claim 1, wherein the reference position is a position where a rear end of the operation button in the moving direction covers a guide groove on the eject operation rod side. 3. The ejecting operation rod advancing means according to claim 1, further comprising: a chamfered portion provided on a lower ridge of the operation button in the moving direction; and an end of the ejecting operation rod on the operation button completed body side. And an oblique cam surface contacting the chamfer. 4. The IC card connector according to claim 3, further comprising an urging means for constantly returning said operation button to said reference position. 5. The ejecting operation rod advancing means according to claim 1, wherein the ejecting operation rod is a link member connecting an end of the ejecting operation rod on the operation button completed body side and the operation button located at the reference position. Characteristic IC card connector.